uregion_getContainedRegions

// icuin.dll
#include <windows.h>

UEnumeration* uregion_getContainedRegions(
    const URegion* uregion,
    UErrorCode* status
);

<DllImport("icuin.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function uregion_getContainedRegions(
    ByRef uregion As IntPtr,   ' URegion*
    ByRef status As Integer   ' UErrorCode* in/out
) As IntPtr
End Function

' uregion : URegion*
' status : UErrorCode* in/out
Declare PtrSafe Function uregion_getContainedRegions Lib "icuin" ( _
    ByRef uregion As LongPtr, _
    ByRef status As Long) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

uregion_getContainedRegions = ctypes.cdll.icuin.uregion_getContainedRegions
uregion_getContainedRegions.restype = ctypes.c_void_p
uregion_getContainedRegions.argtypes = [
    ctypes.c_void_p,  # uregion : URegion*
    ctypes.c_void_p,  # status : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuin.dll')
uregion_getContainedRegions = Fiddle::Function.new(
  lib['uregion_getContainedRegions'],
  [
    Fiddle::TYPE_VOIDP,  # uregion : URegion*
    Fiddle::TYPE_VOIDP,  # status : UErrorCode* in/out
  ],
  Fiddle::TYPE_VOIDP, Fiddle::Function::CDECL)

#[link(name = "icuin")]
extern "C" {
    fn uregion_getContainedRegions(
        uregion: *const isize,  // URegion*
        status: *mut i32  // UErrorCode* in/out
    ) -> *mut isize;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuin.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern IntPtr uregion_getContainedRegions(ref IntPtr uregion, ref int status);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuin_uregion_getContainedRegions' -Namespace Win32 -PassThru
# $api::uregion_getContainedRegions(uregion, status)

#uselib "icuin.dll"
#func global uregion_getContainedRegions "uregion_getContainedRegions" sptr, sptr
; uregion_getContainedRegions varptr(uregion), varptr(status)   ; 戻り値は stat
; uregion : URegion* -> "sptr"
; status : UErrorCode* in/out -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	icuin = windows.NewLazySystemDLL("icuin.dll")
	procuregion_getContainedRegions = icuin.NewProc("uregion_getContainedRegions")
)

// uregion (URegion*), status (UErrorCode* in/out)
r1, _, err := procuregion_getContainedRegions.Call(
	uintptr(uregion),
	uintptr(status),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // UEnumeration*

function uregion_getContainedRegions(
  uregion: Pointer;   // URegion*
  status: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icuin.dll' name 'uregion_getContainedRegions';

result := DllCall("icuin\uregion_getContainedRegions"
    , "Ptr", uregion   ; URegion*
    , "Ptr", status   ; UErrorCode* in/out
    , "Cdecl Ptr")   ; return: UEnumeration*

●uregion_getContainedRegions(uregion, status) = DLL("icuin.dll", "void* uregion_getContainedRegions(void*, void*)")
# 呼び出し: uregion_getContainedRegions(uregion, status)
# uregion : URegion* -> "void*"
# status : UErrorCode* in/out -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。
# ※cdecl関数。DLL()宣言はstdcall前提。cdeclは EXEC_PTR(`cdecl`,…) を使用。

const std = @import("std");

extern "icuin" fn uregion_getContainedRegions(
    uregion: [*c]isize, // URegion*
    status: [*c]i32 // UErrorCode* in/out
) callconv(.c) [*c]isize;

proc uregion_getContainedRegions(
    uregion: ptr int,  # URegion*
    status: ptr int32  # UErrorCode* in/out
): ptr int {.importc: "uregion_getContainedRegions", cdecl, dynlib: "icuin.dll".}

pragma(lib, "icuin");
extern(C)
ptrdiff_t* uregion_getContainedRegions(
    ptrdiff_t* uregion,   // URegion*
    int* status   // UErrorCode* in/out
);

ccall((:uregion_getContainedRegions, "icuin.dll"), Ptr{Int},
      (Ptr{Int}, Ptr{Int32}),
      uregion, status)
# uregion : URegion* -> Ptr{Int}
# status : UErrorCode* in/out -> Ptr{Int32}

local ffi = require("ffi")
ffi.cdef[[
intptr_t* uregion_getContainedRegions(
    intptr_t* uregion,
    int32_t* status);
]]
local icuin = ffi.load("icuin")
-- icuin.uregion_getContainedRegions(uregion, status)
-- uregion : URegion*
-- status : UErrorCode* in/out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('icuin.dll');
const uregion_getContainedRegions = lib.func('__cdecl', 'uregion_getContainedRegions', 'intptr_t *', ['intptr_t *', 'int32_t *']);
// uregion_getContainedRegions(uregion, status)
// uregion : URegion* -> 'intptr_t *'
// status : UErrorCode* in/out -> 'int32_t *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("icuin.dll", {
  uregion_getContainedRegions: { parameters: ["pointer", "pointer"], result: "pointer" },
});
// lib.symbols.uregion_getContainedRegions(uregion, status)
// uregion : URegion* -> "pointer"
// status : UErrorCode* in/out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
intptr_t* uregion_getContainedRegions(
    intptr_t* uregion,
    int32_t* status);
C, "icuin.dll");
// $ffi->uregion_getContainedRegions(uregion, status);
// uregion : URegion*
// status : UErrorCode* in/out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Icuin extends Library {
    Icuin INSTANCE = Native.load("icuin", Icuin.class);
    Pointer uregion_getContainedRegions(
        LongByReference uregion,   // URegion*
        IntByReference status   // UErrorCode* in/out
    );
}

@[Link("icuin")]
lib Libicuin
  fun uregion_getContainedRegions = uregion_getContainedRegions(
    uregion : LibC::SSizeT*,   # URegion*
    status : Int32*   # UErrorCode* in/out
  ) : LibC::SSizeT*
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef uregion_getContainedRegionsNative = Pointer<IntPtr> Function(Pointer<IntPtr>, Pointer<Int32>);
typedef uregion_getContainedRegionsDart = Pointer<IntPtr> Function(Pointer<IntPtr>, Pointer<Int32>);
final uregion_getContainedRegions = DynamicLibrary.open('icuin.dll')
    .lookupFunction<uregion_getContainedRegionsNative, uregion_getContainedRegionsDart>('uregion_getContainedRegions');
// uregion : URegion* -> Pointer<IntPtr>
// status : UErrorCode* in/out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function uregion_getContainedRegions(
  uregion: Pointer;   // URegion*
  status: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icuin.dll' name 'uregion_getContainedRegions';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import ccall safe "uregion_getContainedRegions"
  c_uregion_getContainedRegions :: Ptr CIntPtr -> Ptr Int32 -> IO (Ptr CIntPtr)
-- uregion : URegion* -> Ptr CIntPtr
-- status : UErrorCode* in/out -> Ptr Int32
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let uregion_getcontainedregions =
  foreign "uregion_getContainedRegions"
    ((ptr intptr_t) @-> (ptr int32_t) @-> returning (ptr intptr_t))
(* uregion : URegion* -> (ptr intptr_t) *)
(* status : UErrorCode* in/out -> (ptr int32_t) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library icuin (t "icuin.dll"))
(cffi:use-foreign-library icuin)

(cffi:defcfun ("uregion_getContainedRegions" uregion-get-contained-regions :convention :cdecl) :pointer
  (uregion :pointer)   ; URegion*
  (status :pointer))   ; UErrorCode* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $uregion_getContainedRegions = Win32::API::More->new('icuin',
    'LPVOID uregion_getContainedRegions(LPVOID uregion, LPVOID status)');
# my $ret = $uregion_getContainedRegions->Call($uregion, $status);
# uregion : URegion* -> LPVOID
# status : UErrorCode* in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。